Recorded crossings of the Duluth Ship Canal chokepoint line, newest first. The record, not the map: this feed carries passages already in the archive, which ends at December 2025. Vessel data derived from the Nationwide Automatic Identification System (NOAA Office for Coastal Management, marinecadastre.gov), CC0.https://freighterlog.com/locks/duluth-canal/en-usVessel data derived from the Nationwide Automatic Identification System (NOAA Office for Coastal Management, marinecadastre.gov), CC0. Transit and lock data from the St. Lawrence Seaway Management Corporation / Saint Lawrence Seaway Development Corporation public vessel-transit table (seaway-greatlakes.com).Wed, 23 Sep 2026 18:23:30 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366905890:2025-12-28T09:27:14ZJames R Barker (The Interlake Steamship Company) crossed Duluth Ship Canal outbound on 28 Dec 2025 03:27 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 28 Dec 2025 09:27:14 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366905890:2025-12-27T11:45:11ZJames R Barker (The Interlake Steamship Company) crossed Duluth Ship Canal inbound on 27 Dec 2025 05:45 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Dec 2025 11:45:11 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366971360:2025-12-26T13:04:41ZJohn G Munson (Great Lakes Fleet) crossed Duluth Ship Canal outbound on 26 Dec 2025 07:04 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 26 Dec 2025 13:04:41 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366971360:2025-12-26T01:44:39ZJohn G Munson (Great Lakes Fleet) crossed Duluth Ship Canal inbound on 25 Dec 2025 19:44 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 26 Dec 2025 01:44:39 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366906610:2025-12-26T01:36:45ZWalter J McCarthy Jr (American Steamship Company) crossed Duluth Ship Canal outbound on 25 Dec 2025 19:36 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 26 Dec 2025 01:36:45 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366938780:2025-12-23T23:30:45ZJohn J Boland crossed Duluth Ship Canal outbound on 23 Dec 2025 17:30 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 23 Dec 2025 23:30:45 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366904880:2025-12-23T11:10:28ZMesabi Miner (The Interlake Steamship Company) crossed Duluth Ship Canal outbound on 23 Dec 2025 05:10 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 23 Dec 2025 11:10:28 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366904880:2025-12-22T21:08:04ZMesabi Miner (The Interlake Steamship Company) crossed Duluth Ship Canal inbound on 22 Dec 2025 15:08 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 22 Dec 2025 21:08:04 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366938780:2025-12-22T16:31:33ZJohn J Boland crossed Duluth Ship Canal inbound on 22 Dec 2025 10:31 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 22 Dec 2025 16:31:33 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366905890:2025-12-21T05:01:13ZJames R Barker (The Interlake Steamship Company) crossed Duluth Ship Canal outbound on 20 Dec 2025 23:01 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 21 Dec 2025 05:01:13 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:244030000:2025-12-21T00:21:31ZHudsongracht crossed Duluth Ship Canal outbound on 20 Dec 2025 18:21 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 21 Dec 2025 00:21:31 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366905890:2025-12-18T16:31:24ZJames R Barker (The Interlake Steamship Company) crossed Duluth Ship Canal inbound on 18 Dec 2025 10:31 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 18 Dec 2025 16:31:24 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366971370:2025-12-17T15:40:32ZEdwin H Gott (Great Lakes Fleet) crossed Duluth Ship Canal outbound on 17 Dec 2025 09:40 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 17 Dec 2025 15:40:32 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366938770:2025-12-17T14:34:16ZH Lee White crossed Duluth Ship Canal outbound on 17 Dec 2025 08:34 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 17 Dec 2025 14:34:16 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366938730:2025-12-17T14:05:37ZIndiana Harbor (American Steamship Company) crossed Duluth Ship Canal outbound on 17 Dec 2025 08:05 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 17 Dec 2025 14:05:37 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366971370:2025-12-17T08:02:09ZEdwin H Gott (Great Lakes Fleet) crossed Duluth Ship Canal inbound on 17 Dec 2025 02:02 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 17 Dec 2025 08:02:09 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:367480260:2025-12-17T06:51:05ZVictory crossed Duluth Ship Canal outbound on 17 Dec 2025 00:51 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 17 Dec 2025 06:51:05 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:255915810:2025-12-16T20:49:27ZPolsteam Rudno crossed Duluth Ship Canal outbound on 16 Dec 2025 14:49 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 16 Dec 2025 20:49:27 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366938770:2025-12-16T15:36:55ZH Lee White crossed Duluth Ship Canal inbound on 16 Dec 2025 09:36 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 16 Dec 2025 15:36:55 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:367480260:2025-12-16T13:25:43ZVictory crossed Duluth Ship Canal inbound on 16 Dec 2025 07:25 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 16 Dec 2025 13:25:43 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366938730:2025-12-16T12:26:49ZIndiana Harbor (American Steamship Company) crossed Duluth Ship Canal inbound on 16 Dec 2025 06:26 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 16 Dec 2025 12:26:49 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:255915810:2025-12-14T21:09:35ZPolsteam Rudno crossed Duluth Ship Canal inbound on 14 Dec 2025 15:09 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 14 Dec 2025 21:09:35 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:316043882:2025-12-13T11:39:08ZAlgoma Intrepid (Algoma Central) crossed Duluth Ship Canal outbound on 13 Dec 2025 05:39 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 13 Dec 2025 11:39:08 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366938710:2025-12-11T20:36:25ZAmerican Mariner crossed Duluth Ship Canal outbound on 11 Dec 2025 14:36 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 11 Dec 2025 20:36:25 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:316043882:2025-12-11T16:25:40ZAlgoma Intrepid (Algoma Central) crossed Duluth Ship Canal inbound on 11 Dec 2025 10:25 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 11 Dec 2025 16:25:40 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366904880:2025-12-11T13:30:50ZMesabi Miner (The Interlake Steamship Company) crossed Duluth Ship Canal outbound on 11 Dec 2025 07:30 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 11 Dec 2025 13:30:50 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366904880:2025-12-10T22:50:56ZMesabi Miner (The Interlake Steamship Company) crossed Duluth Ship Canal inbound on 10 Dec 2025 16:50 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 10 Dec 2025 22:50:56 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366938710:2025-12-10T21:19:10ZAmerican Mariner crossed Duluth Ship Canal inbound on 10 Dec 2025 15:19 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 10 Dec 2025 21:19:10 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366904940:2025-12-10T21:10:03ZPaul R Tregurtha (The Interlake Steamship Company) crossed Duluth Ship Canal inbound on 10 Dec 2025 15:10 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 10 Dec 2025 21:10:03 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366971370:2025-12-09T06:28:23ZEdwin H Gott (Great Lakes Fleet) crossed Duluth Ship Canal outbound on 9 Dec 2025 00:28 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 09 Dec 2025 06:28:23 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:244030000:2025-12-08T13:26:59ZHudsongracht crossed Duluth Ship Canal inbound on 8 Dec 2025 07:26 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 08 Dec 2025 13:26:59 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366971370:2025-12-08T03:53:36ZEdwin H Gott (Great Lakes Fleet) crossed Duluth Ship Canal inbound on 7 Dec 2025 21:53 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 08 Dec 2025 03:53:36 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:368183000:2025-12-05T17:02:56ZGreat Republic (Great Lakes Fleet) crossed Duluth Ship Canal outbound on 5 Dec 2025 11:02 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 05 Dec 2025 17:02:56 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366938770:2025-12-04T17:27:51ZH Lee White crossed Duluth Ship Canal inbound on 4 Dec 2025 11:27 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 04 Dec 2025 17:27:51 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366930730:2025-12-04T07:42:34ZAmerican Spirit (American Steamship Company) crossed Duluth Ship Canal outbound on 4 Dec 2025 01:42 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 04 Dec 2025 07:42:34 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:338866000:2025-12-03T18:59:04ZDirk S. Vanenkevort (VanEnkevort Tug & Barge) crossed Duluth Ship Canal outbound on 3 Dec 2025 12:59 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 03 Dec 2025 18:59:04 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:338866000:2025-12-03T13:55:14ZDirk S. Vanenkevort (VanEnkevort Tug & Barge) crossed Duluth Ship Canal inbound on 3 Dec 2025 07:55 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 03 Dec 2025 13:55:14 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366904880:2025-12-03T13:10:14ZMesabi Miner (The Interlake Steamship Company) crossed Duluth Ship Canal outbound on 3 Dec 2025 07:10 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 03 Dec 2025 13:10:14 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:368183000:2025-12-03T01:32:45ZGreat Republic (Great Lakes Fleet) crossed Duluth Ship Canal inbound on 2 Dec 2025 19:32 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 03 Dec 2025 01:32:45 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366904880:2025-12-02T20:41:36ZMesabi Miner (The Interlake Steamship Company) crossed Duluth Ship Canal outbound on 2 Dec 2025 14:41 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 02 Dec 2025 20:41:36 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366930730:2025-12-02T15:50:35ZAmerican Spirit (American Steamship Company) crossed Duluth Ship Canal inbound on 2 Dec 2025 09:50 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 02 Dec 2025 15:50:35 GMThttps://freighterlog.com/log/duluth-canal/2025-12/freighterlog:passage:366904880:2025-12-01T14:59:14ZMesabi Miner (The Interlake Steamship Company) crossed Duluth Ship Canal inbound on 1 Dec 2025 08:59 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 01 Dec 2025 14:59:14 GMThttps://freighterlog.com/log/duluth-canal/2025-11/freighterlog:passage:367121010:2025-11-28T19:27:08ZAmerican Century (American Steamship Company) crossed Duluth Ship Canal outbound on 28 Nov 2025 13:27 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 28 Nov 2025 19:27:08 GMThttps://freighterlog.com/log/duluth-canal/2025-11/freighterlog:passage:367121010:2025-11-28T05:48:23ZAmerican Century (American Steamship Company) crossed Duluth Ship Canal inbound on 27 Nov 2025 23:48 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 28 Nov 2025 05:48:23 GMThttps://freighterlog.com/log/duluth-canal/2025-11/freighterlog:passage:367050160:2025-11-27T13:16:02ZBurns Harbor (American Steamship Company) crossed Duluth Ship Canal outbound on 27 Nov 2025 07:16 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 27 Nov 2025 13:16:02 GMThttps://freighterlog.com/log/duluth-canal/2025-11/freighterlog:passage:366938780:2025-11-27T07:06:23ZJohn J Boland crossed Duluth Ship Canal outbound on 27 Nov 2025 01:06 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 27 Nov 2025 07:06:23 GMThttps://freighterlog.com/log/duluth-canal/2025-11/freighterlog:passage:367050160:2025-11-25T19:28:52ZBurns Harbor (American Steamship Company) crossed Duluth Ship Canal inbound on 25 Nov 2025 13:28 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 25 Nov 2025 19:28:52 GMThttps://freighterlog.com/log/duluth-canal/2025-11/freighterlog:passage:366938780:2025-11-25T02:17:33ZJohn J Boland crossed Duluth Ship Canal inbound on 24 Nov 2025 20:17 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 25 Nov 2025 02:17:33 GMThttps://freighterlog.com/log/duluth-canal/2025-11/freighterlog:passage:366906610:2025-11-24T05:40:17ZWalter J McCarthy Jr (American Steamship Company) crossed Duluth Ship Canal outbound on 23 Nov 2025 23:40 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 24 Nov 2025 05:40:17 GMThttps://freighterlog.com/log/duluth-canal/2025-11/freighterlog:passage:366904940:2025-11-24T02:32:33ZPaul R Tregurtha (The Interlake Steamship Company) crossed Duluth Ship Canal outbound on 23 Nov 2025 20:32 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 24 Nov 2025 02:32:33 GMT